| 
                 
                    Closing price on 12/21/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    15.80 | 
                 
                
                    | High | 
                    16.40 | 
                 
                
                    | Low | 
                    15.60 | 
                     
                
                    | Volume | 
                    7,460 | 
                                 
                
                    | Split-adjusted Price | 
                    3.11 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PDR Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/21/2011
             | 
            
                +0.70 / +4.46%
             |             
            
                15.80
             |           
            
                16.40
             |               
            
                15.60
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                3.11
             |                                 
            
                7,460
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2011
             | 
            
                +0.20 / +1.29%
             |             
            
                15.30
             |           
            
                15.70
             |               
            
                14.90
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                2.98
             |                                 
            
                97,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2011
             | 
            
                +0.10 / +0.65%
             |             
            
                15.40
             |           
            
                15.50
             |               
            
                14.80
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                2.94
             |                                 
            
                5,620
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2011
             | 
            
                +0.10 / +0.65%
             |             
            
                15.40
             |           
            
                15.40
             |               
            
                14.70
             |                           
            
                15.40
             | 
            
                15.40
             |                     
            
                2.92
             |                                 
            
                32,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2011
             | 
            
                +0.10 / +0.66%
             |             
            
                15.20
             |           
            
                15.40
             |               
            
                14.50
             |                           
            
                15.30
             | 
            
                15.30
             |                     
            
                2.91
             |                                 
            
                180,110
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.80 / -5.00%
             |             
            
                15.30
             |           
            
                16.00
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                2.89
             |                                 
            
                53,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                -0.40 / -2.44%
             |             
            
                16.00
             |           
            
                16.40
             |               
            
                15.70
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                3.04
             |                                 
            
                46,660
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.40
             |           
            
                16.80
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                3.11
             |                                 
            
                94,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                -0.80 / -4.65%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                16.40
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                3.11
             |                                 
            
                167,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                +0.20 / +1.18%
             |             
            
                17.00
             |           
            
                17.40
             |               
            
                16.20
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                3.27
             |                                 
            
                176,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                -0.80 / -4.49%
             |             
            
                17.80
             |           
            
                17.80
             |               
            
                17.00
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                3.23
             |                                 
            
                200,375
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                +0.30 / +1.71%
             |             
            
                17.50
             |           
            
                18.00
             |               
            
                16.70
             |                           
            
                17.80
             | 
            
                17.80
             |                     
            
                3.38
             |                                 
            
                183,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                -0.90 / -4.89%
             |             
            
                18.30
             |           
            
                18.90
             |               
            
                17.50
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                3.32
             |                                 
            
                113,450
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                +0.10 / +0.55%
             |             
            
                18.00
             |           
            
                18.40
             |               
            
                17.40
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                3.49
             |                                 
            
                13,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2011
             | 
            
                +0.40 / +2.23%
             |             
            
                17.90
             |           
            
                18.50
             |               
            
                17.10
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                3.48
             |                                 
            
                400,482
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2011
             | 
            
                -0.90 / -4.79%
             |             
            
                18.70
             |           
            
                18.80
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                3.40
             |                                 
            
                10,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2011
             | 
            
                -0.40 / -2.08%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.30
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                3.57
             |                                 
            
                25,210
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2011
             | 
            
                +0.40 / +2.13%
             |             
            
                18.80
             |           
            
                19.50
             |               
            
                17.90
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                3.65
             |                                 
            
                18,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.80
             |           
            
                18.90
             |               
            
                17.90
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                3.57
             |                                 
            
                31,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2011
             | 
            
                -0.50 / -2.59%
             |             
            
                19.00
             |           
            
                19.10
             |               
            
                18.40
             |                           
            
                18.80
             | 
            
                18.80
             |                     
            
                3.57
             |                                 
            
                53,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2011
             | 
            
                -0.10 / -0.52%
             |             
            
                19.40
             |           
            
                19.40
             |               
            
                18.50
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                3.67
             |                                 
            
                23,620
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2011
             | 
            
                -0.30 / -1.52%
             |             
            
                19.70
             |           
            
                19.70
             |               
            
                18.80
             |                           
            
                19.40
             | 
            
                19.40
             |                     
            
                3.68
             |                                 
            
                19,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2011
             | 
            
                -0.20 / -1.01%
             |             
            
                19.90
             |           
            
                19.90
             |               
            
                19.00
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                3.74
             |                                 
            
                8,550
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2011
             | 
            
                -0.20 / -1.00%
             |             
            
                20.10
             |           
            
                20.10
             |               
            
                19.10
             |                           
            
                19.90
             | 
            
                19.90
             |                     
            
                3.78
             |                                 
            
                63,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2011
             | 
            
                -0.10 / -0.50%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                19.20
             |                           
            
                20.10
             | 
            
                20.10
             |                     
            
                3.82
             |                                 
            
                29,810
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2011
             | 
            
                -0.10 / -0.49%
             |             
            
                20.00
             |           
            
                20.30
             |               
            
                19.30
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                3.84
             |                                 
            
                25,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2011
             | 
            
                -0.10 / -0.49%
             |             
            
                20.40
             |           
            
                20.50
             |               
            
                19.40
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                3.86
             |                                 
            
                100,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2011
             | 
            
                -0.30 / -1.45%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                19.70
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                3.87
             |                                 
            
                23,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2011
             | 
            
                -0.20 / -0.96%
             |             
            
                20.90
             |           
            
                20.90
             |               
            
                19.90
             |                           
            
                20.70
             | 
            
                20.70
             |                     
            
                3.93
             |                                 
            
                15,690
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2011
             | 
            
                -0.70 / -3.24%
             |             
            
                21.60
             |           
            
                21.60
             |               
            
                20.60
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                3.97
             |                                 
            
                20,690
             |  
            
                 
             |                                                              
             
    
         
    
    
 |